28916825

素因数分解:

$5^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{443}}^1$

素因数の和:833

約数の個数: 24

約数和(自身を含む): 41181888

約数和(自身を除く): 12265063

約数列:

[1, 5, 7, 25, 35, 175, 373, 443, 1865, 2215, 2611, 3101, 9325, 11075, 13055, 15505, 65275, 77525, 165239, 826195, 1156673, 4130975, 5783365, 28916825]

約数ペア:

[(1, 28916825), (5, 5783365), (7, 4130975), (25, 1156673), (35, 826195), (175, 165239), (373, 77525), (443, 65275), (1865, 15505), (2215, 13055), (2611, 11075), (3101, 9325)]